/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     4.1
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
	This file is part of foam-extend.

	foam-extend is free software: you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published by the
	Free Software Foundation, either version 3 of the License, or (at your
	option) any later version.

	foam-extend is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
	General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.

Class
	IMQB

Description
	IMQB radial basis function

Author
	Frank Bos, TU Delft.  All rights reserved.

SourceFiles
	IMQB.C

\*---------------------------------------------------------------------------*/

#ifndef IMQB_H
#define IMQB_H

#include "RBFFunction.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{


class IMQB
:
	public RBFFunction
{
	// Private data

		//- Radius
		scalar radius_;


	// Private Member Functions

		//- Disallow default bitwise copy construct
		IMQB(const IMQB&);

		//- Disallow default bitwise assignment
		void operator=(const IMQB&);


public:

	//- Runtime type information
	TypeName("IMQB");

	// Constructors

		//- Construct given radius
		IMQB(const scalar radius);

		//- Construct from dictionary
		IMQB(const dictionary& dict);

		//- Create and return a clone
		virtual autoPtr<RBFFunction> clone() const
		{
			return autoPtr<RBFFunction>(new IMQB(this->radius_));
		}


	// Destructor

		virtual ~IMQB();


	// Member Functions

		//- Return weights given points
		virtual tmp<scalarField> weights
		(
			const vectorField& controlPoints,
			const vector& dataPoint
		) const;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //
